句中出現下列 時間副詞片語
over
during
through + the past/the last +數字 +years /momths/ days
for
過去的幾年/月/天以來.....
動詞均採 現在完成式 或 現在完成進行式
He has been working very hard over the past five years.
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Over the last ten years, the number of people entering managerial roles ________ incresed significantly.
A) was
B) were
C) has
D) have
.
.....
(C)